The best free alternative to AirDroid is KDE Connect, which is also Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to AirDroid and loads of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to AirDroid are Blip, AirMore, Sefirah and MyPhoneExplorer.
PAW Server is a Web Server for Android devices. With the PAW webserver you can use the functionality of your phone from a web browser, serve your own web pages or develop phone enabled web applications.
BTool is an application working without plugging in a USB. It helps you connect iPhone/iPad to PC/Android on the WiFi, transfer files between the devices, view photo, pdf, video, doc, excel….
